Cartoon porn features animated characters in erotic or sexual scenes. Usually involving XXX spoofs of well-known superheroes, video game characters, and famous cartoon characters from Disney, The Flintstones, The Simpsons, Family Guy etc. A very popular niche of animation in Japan, erotic anime (hentai) is based on manga and contains explicit fantasy sex scenes full of supernatural beings, tentacles, aliens, robots, and much more.